22938329 has 2 divisors, whose sum is σ = 22938330. Its totient is φ = 22938328.

The previous prime is 22938323. The next prime is 22938341. The reversal of 22938329 is 92383922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15523600 + 7414729 = 3940^2 + 2723^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22938329 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22938292 and 22938301.

It is not a weakly prime, because it can be changed into another prime (22938323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11469164 + 11469165.

It is an arithmetic number, because the mean of its divisors is an integer number (11469165).

Almost surely, 2^22938329 is an apocalyptic number.

It is an amenable number.

22938329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22938329 is an equidigital number, since it uses as much as digits as its factorization.

22938329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 22938329 is about 4789.3975612805. The cubic root of 22938329 is about 284.1322905798.

The spelling of 22938329 in words is "twenty-two million, nine hundred thirty-eight thousand, three hundred twenty-nine".